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2478030 = 23582601
BaseRepresentation
bin1001011100111111001110
311122220012220
421130333032
51113244110
6125040210
730030402
oct11347716
94586186
102478030
111442865
129b6066
13689bb9
14487102
1533e370
hex25cfce

2478030 has 16 divisors (see below), whose sum is σ = 5947344. Its totient is φ = 660800.

The previous prime is 2478029. The next prime is 2478041. The reversal of 2478030 is 308742.

It is a super-2 number, since 2×24780302 = 12281265361800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41271 + ... + 41330.

It is an arithmetic number, because the mean of its divisors is an integer number (371709).

22478030 is an apocalyptic number.

2478030 is an abundant number, since it is smaller than the sum of its proper divisors (3469314).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2478030 is a wasteful number, since it uses less digits than its factorization.

2478030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82611.

The product of its (nonzero) digits is 1344, while the sum is 24.

The square root of 2478030 is about 1574.1759749151. The cubic root of 2478030 is about 135.3221387900.

The spelling of 2478030 in words is "two million, four hundred seventy-eight thousand, thirty".

Divisors: 1 2 3 5 6 10 15 30 82601 165202 247803 413005 495606 826010 1239015 2478030